CONVEX
Scenario × Asset Analysis

What Happens to HY Credit Spread (OAS) When Fear & Greed Index Hits Extreme Greed?

Extreme greed readings signal euphoria and contrarian sell signals. What happens when sentiment indicators hit maximum optimism?

HY Credit Spread (OAS)
295 bps
as of Apr 13, 2026
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Trigger: Convex Risk Appetite Index
61
Condition: Risk Appetite Index exceeds 75 (extreme greed)
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How HY Credit Spread (OAS) Responds

HY spreads typically tight during extreme greed. Refinancing conditions favorable for marginal borrowers. Default rates low. But any stress can produce rapid repricing.

Scenario Background

The CNN Fear & Greed Index and similar composite sentiment indicators combine multiple market-based metrics (VIX, put-call ratios, junk bond demand, stock momentum, market breadth, safe-haven demand) into a 0-100 score. Values above 75 represent "extreme greed," signaling complacency, euphoric positioning, and contrarian sell signals.

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Historical Context

CNN Fear & Greed historical extreme greed periods include: January-February 2018 (Volmageddon before), Q4 2019 (before COVID), February 2020 (peak before COVID crash), most of 2021 (post-pandemic euphoria), mid-2024 (AI rally peak), and late 2024 (post-election greed). Each episode was followed by 5-15% drawdowns within 3-6 months. The January 2018 extreme greed at 83 preceded a 10% correction in early February. The February 2020 extreme greed at 75 preceded the 34% COVID crash. The 2021 persist...

What to Watch For

  • VIX rising above 15 from suppressed levels
  • Put-call ratio rising above 0.9
  • Market breadth deteriorating (fewer stocks above 200-day MA)
  • Bearish AAII readings rising above historical average
  • Margin-debt-to-market-cap ratio above 2%

Other Assets When Fear & Greed Index Hits Extreme Greed

Other Scenarios Affecting HY Credit Spread (OAS)

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